CVE-2026-93955: fallo de gravedad media en grimmory-tools grimmory
grimmory-tools grimmory Download Endpoint KoboController.java streamFileToResponse authorization
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
33Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 5.3epss 0.4%
A vulnerability was detected in grimmory-tools grimmory up to 3.3.3/3.4.1. Affected by this vulnerability is the function streamFileToResponse of the file backend/src/main/java/org/booklore/controller/KoboController.java of the component Download Endpoint. Performing a manipulation of the argument bookId results in authorization bypass. The attack may be initiated remotely. The exploit is now public and may be used. Issue #2431 is closed as completed, but its only comment states that the issue “has already been reported elsewhere.” No fixing commit or pull request is identified there.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
Productos afectados
grimmory-tools · grimmoryPoCs públicas encontradas — 1
cve_referencegithub.com/grimmory-tools/grimmory/issues/2431no verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
CVEs relacionadas — grimmory-tools grimmory
En el mismo producto, de las más peligrosas a las menos.
Referencias
https://github.com/grimmory-tools/grimmory/https://github.com/grimmory-tools/grimmory/issues/2431https://github.com/grimmory-tools/grimmory/issues/2431#issuecomment-5384402858https://vuldb.com/cve/CVE-2026-93955https://vuldb.com/submit/943921https://vuldb.com/vuln/407914https://vuldb.com/vuln/407914/cti